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PHYANA Lab > Muscles of the Pelvic Floor and Perineum > Flashcards

Muscles of the Pelvic Floor and Perineum Flashcards

1
Q

Origin of Pubococcygeus

A

Pubis

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2
Q

Insertion of Pubococcygeus

A

Coccyx, anal canal, urethra, and central tendon of perineum

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3
Q

Action of Pubococcygeus

A

Constricts anus, urethra and vagina; resists increased intra-abdominal pressure; and supports fetal head during childbirth

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4
Q

Origin of Iliococcygeus

A

Iliac spine

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5
Q

Insertion of Iliococcygeus

A

Coccyx

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6
Q

Action of Iliococcygeus

A

Constricts anus, urethra and vagina; resists increase intra-abdominal pressure; and supports fetal head during childbirth

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7
Q

Origin of Coccygeus

A

Ischial spine

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8
Q

Insertion of Coccygeus

A

Lower sacrum and coccyx

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9
Q

Action of Coccygeus

A

Supports pelvis viscera, resists intra-abdominal pressure; and pulls coccyx anteriorly after defecation or childbirth

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10
Q

Origin of Superficial transverse perineus

A

Ischial tuberosity

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11
Q

Insertion of Superficial transverse perineus

A

Central tendon of perineum

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12
Q

Action of Superficial transverse perineus

A

Stabilizes central tendon of perineum

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13
Q

Origin of Bulbospongiosus

A

Central tendon of perineum

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14
Q

Insertion of Bulbospongiosus in Males

A

Corpus spongiosum of penis

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15
Q

Insertion of Bulbospongiosus in Females

A

Pubis arch and clitoris

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16
Q

Action of Bulbospongiosus in Males

A

Aids in urine and semen expulsion, and erection of penis

17
Q

Action of Bulbospongiosus in Females

A

Contricts vaginal orifice, and assists in erection of clitoris

18
Q

Origin of Ischiocavernosus

A

Ischial tuberosity

19
Q

Insertion of Ischiocavernosus

A

Penis or clitoris

20
Q

Action of Ischiocavernosus

A

Erection

21
Q

2 Levator ani

A

Pubococcygeus

Iliococcygeus

PHYANA Lab (5 decks)

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